Answer:
Earth's upper atmosphere controls the radiation that escapes to space.
(please give brainliest)
Answer:
all of them are.
Explanation:
because all of them are produces for example the life cycle of the Caterpillar First it is a Caterpillar then he is tournd into a pupa then he is a bauterfly then it reproduces and reproduces
Catalysts lower the Activation energy for reactions. The lower the activation energy for a reaction,the faster the rate. Thus enzymes speed up reactions by lowering activation energy. Many enzymes change shape when substrate ms bind.
Answer:
c.All are halogens, so they are not very chemically active,
